BERKELEY, Feb. 2. - Mrs. Margaret Wade, relict of the late state assemblyman, Owen W. Wade, died at her home, 4123 Howe street, last night, at the age of 72 years. She was a native of Germany and had lived in the state for the last 35 years. Previous to coming to the bay section, she lived at St. Helena, where the body will be shipped for interment Saturday.